Chapter 11 · Applications of Series
11.10
Fourier Series
Build a periodic function out of sines and cosines. The coefficients are integrals.
About 17 minutes
You'll learn to
- →Compute Fourier coefficients on [−π, π]
- →Use symmetry to skip coefficients
- →Find the Fourier series of a square wave and of f(x) = x
- →Know what the series does at a jump